Hi, GEOS operations do not preserve M, but sometimes preserve Z. You can try ST_SwapOrdinates(ST_Intersection(ST_SwapOrdinates(geom, 'zm'),...), 'zm').
On Thu, May 2, 2019 at 5:19 AM Bo Guo <[email protected]> wrote: > Hi there, > > I was trying to cut a portion of the LRS route with an area using > ST_Intersection. However the resulting route no longer carries measure > value. The behavior is the same for version 9.6 or the latest version > 11. Anyone has any suggestions? > > Thanks! > > Bo > _______________________________________________ > postgis-users mailing list > [email protected] > https://lists.osgeo.org/mailman/listinfo/postgis-users -- Darafei Praliaskouski Support me: http://patreon.com/komzpa
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